The human danger – for sharks

What this episode covers

A global project tracking sharks through the deep oceans has found they are increasingly facing danger from fishing fleets. Sharks used to be caught accidentally, but now there is a well-established trade in shark meat and fins, which the researchers say is reducing their numbers. We look at how tourists might be a useful source for conservation data, And we meet one of the planets smallest predators, is it a plant is it an animal? Well actually it’s a bit of both.(Photo: Tiger shark. Credit: Barcroft Media via Getty Images)Presenter: Roland Pease Producer: Julian siddle

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